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Date: Wed, 6 Mar 2019 22:23:24 +0100
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: "Peter Kozich (UM)" <peter DOT kozich AT upcmail DOT hu>
Cc: cygwin AT cygwin DOT com
Subject: Re: Fork issue with timerfd
Message-ID: <20190306212324.GD3785@calimero.vinschen.de>
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On Mar  6 21:54, Peter Kozich (UM) wrote:
> In response to this one:
>=20
>       Re: Fork issue with timerfd
>=20
>        From: Achim Gratz <Stromeko at nexgo dot de>
>        To: cygwin at cygwin dot com
>        Date: Tue, 05 Mar 2019 20:15:32 +0100
>        Subject: Re: Fork issue with timerfd
>=20
>       ....
>=20
>       Anyway, the latest snapshot seemingly resolved that issue as
>       well, I can no longer reproduce it.
>=20
>=20
> Unfortunately, only seemingly. Factually, the issue persists. And I
> don't have to do anything with emacs just shoot up, wait cca. 20
> seconds and it inevitably crashes, and it does so in the foreground,
> too:=20
>=20
> peter AT D11934N ~
> $ emacs .bash_history  &
> [2] 489
> [1]   Done                    emacs .bash_history
>=20
> peter AT D11934N ~
> $       1 [main] emacs 489 C:\CygWin\bin\emacs-w32.exe: *** fatal error -=
=20
> CreateThread failed for pipesel - 0x0<0x0>, Win32 error 8

I couldn't directly reproduce this issue, but I saw emacs using more an
more memory while the cursor was blinking.  I found a resource leak in
posix timers which was probably the cause for this problem.

I pushed a patch and uploaded new developer snapshots to
https://cygwin.com/snapshots/

Please test.


Thanks,
Corinna

--=20
Corinna Vinschen
Cygwin Maintainer

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